function linear(t, b, c, d) {
	return c * (t /= d) + b;
}

function swing(t, b, c, d) {
	return c * ((-Math.cos((t /= d) * Math.PI) / 2) + 0.5) + b;
}

function easeInQuad(t, b, c, d) {
	return c * (t /= d) * t + b;
}

function easeOutQuad(t, b, c, d) {
	return -c * (t /= d) * (t - 2) + b;
}

function easeInOutQuad(t, b, c, d) {
	if ((t /= d / 2) < 1) return c / 2 * t * t + b;
	return -c / 2 * ((--t) * (t - 2) - 1) + b;
}

function easeInCubic(t, b, c, d) {
	return c * (t /= d) * t * t + b;
}

function easeOutCubic(t, b, c, d) {
	return c * ((t = t / d - 1) * t * t + 1) + b;
}

function easeInOutCubic(t, b, c, d) {
	if ((t /= d / 2) < 1) return c / 2 * t * t * t + b;
	return c / 2 * ((t -= 2) * t * t + 2) + b;
}

function easeInQuart(t, b, c, d) {
	return c * (t /= d) * t * t * t + b;
}

function easeOutQuart(t, b, c, d) {
	return -c * ((t = t / d - 1) * t * t * t - 1) + b;
}

function easeInOutQuart(t, b, c, d) {
	if ((t /= d / 2) < 1) return c / 2 * t * t * t * t + b;
	return -c / 2 * ((t -= 2) * t * t * t - 2) + b;
}

function easeInQuint(t, b, c, d) {
	return c * (t /= d) * t * t * t * t + b;
}

function easeOutQuint(t, b, c, d) {
	return c * ((t = t / d - 1) * t * t * t * t + 1) + b;
}

function easeInOutQuint(t, b, c, d) {
	if ((t /= d / 2) < 1) return c / 2 * t * t * t * t * t + b;
	return c / 2 * ((t -= 2) * t * t * t * t + 2) + b;
}

function easeInSine(t, b, c, d) {
	return -c * Math.cos(t / d * (Math.PI / 2)) + c + b;
}

function easeOutSine(t, b, c, d) {
	return c * Math.sin(t / d * (Math.PI / 2)) + b;
}

function easeInOutSine(t, b, c, d) {
	return -c / 2 * (Math.cos(Math.PI * t / d) - 1) + b;
}

function easeInExpo(t, b, c, d) {
	return (t == 0) ? b : c * Math.pow(2, 10 * (t / d - 1)) + b;
}

function easeOutExpo(t, b, c, d) {
	return (t == d) ? b + c : c * (-Math.pow(2, -10 * t / d) + 1) + b;
}

function easeInOutExpo(t, b, c, d) {
	if (t == 0) return b;
	if (t == d) return b + c;
	if ((t /= d / 2) < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;
	return c / 2 * (-Math.pow(2, -10 * --t) + 2) + b;
}

function easeInCirc(t, b, c, d) {
	return -c * (Math.sqrt(1 - (t /= d) * t) - 1) + b;
}

function easeOutCirc(t, b, c, d) {
	return c * Math.sqrt(1 - (t = t / d - 1) * t) + b;
}

function easeInOutCirc(t, b, c, d) {
	if ((t /= d / 2) < 1) return -c / 2 * (Math.sqrt(1 - t * t) - 1) + b;
	return c / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + b;
}

function easeInElastic(t, b, c, d) {
	var s = 1.70158;
	var p = 0;
	var a = c;
	if (t == 0) return b;
	if ((t /= d) == 1) return b + c;
	if (!p) p = d * .3;
	if (a < Math.abs(c)) {
		a = c;
		var s = p / 4;
	} else var s = p / (2 * Math.PI) * Math.asin(c / a);
	return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
}

function easeOutElastic(t, b, c, d) {
	var s = 1.70158;
	var p = 0;
	var a = c;
	if (t == 0) return b;
	if ((t /= d) == 1) return b + c;
	if (!p) p = d * .3;
	if (a < Math.abs(c)) {
		a = c;
		var s = p / 4;
	} else var s = p / (2 * Math.PI) * Math.asin(c / a);
	return a * Math.pow(2, -10 * t) * Math.sin((t * d - s) * (2 * Math.PI) / p) + c + b;
}

function easeInOutElastic(t, b, c, d) {
	var s = 1.70158;
	var p = 0;
	var a = c;
	if (t == 0) return b;
	if ((t /= d / 2) == 2) return b + c;
	if (!p) p = d * (.3 * 1.5);
	if (a < Math.abs(c)) {
		a = c;
		var s = p / 4;
	} else var s = p / (2 * Math.PI) * Math.asin(c / a);
	if (t < 1) return -.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b;
	return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p) * .5 + c + b;
}

function easeInBack(t, b, c, d, s) {
	if (s == undefined) s = 1.70158;
	return c * (t /= d) * t * ((s + 1) * t - s) + b;
}

function easeOutBack(t, b, c, d, s) {
	if (s == undefined) s = 1.70158;
	return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b;
}

function easeInOutBack(t, b, c, d, s) {
	if (s == undefined) s = 1.70158;
	if ((t /= d / 2) < 1) return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b;
	return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b;
}

function easeOutBounce(t, b, c, d) {
	if ((t /= d) < (1 / 2.75)) {
		return c * (7.5625 * t * t) + b;
	} else if (t < (2 / 2.75)) {
		return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b;

	} else if (t < (2.5 / 2.75)) {
		return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b;
	} else {
		return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b;
	}
}

function easeInBounce(t, b, c, d) {
	return c - easeOutBounce(d - t, 0, c, d) + b;
}

function easeInOutBounce(t, b, c, d) {
	if (t < d / 2) return easeInBounce(t * 2, 0, c, d) * .5 + b;
	return easeOutBounce(t * 2 - d, 0, c, d) * .5 + c * .5 + b;
}